Jyoti Sahu
Technical Lead
bhubaneswar
Summary
I am an accomplished Technical Lead for the Data & Analytics (D&A) L2 Support Team with a strong background in data management, statistical analysis, and programming. With 5+ years of professional expertise, I've honed my skills in data management, analytics, and decision-driven insights. I led the data management team at TransUnion (formerly Neustar), overseeing data integration, quality assurance, and in-depth analysis for 60+ U.S. clients. Proficient in SQL, Python, PySpark, and advanced Excel, I extracted insights, generated reports, and enabled data-driven decisions. With experience co-leading major client accounts, I have demonstrated my ability to provide end-to-end support, from data onboarding to actionable insights delivery. My expertise lies in harnessing programming languages and tools to drive effective data solutions. I am always open to connecting with professionals who share similar passions and interests. Let's connect and explore opportunities for collaboration and mutual growth.
Overview
5
5
years of professional experience
19
19
years of post-secondary education
3
3
Languages
Work History
Technical Lead
ITC Infotech
10.2023 - Current
- Serving as the Technical Lead for the Data & Analytics (D&A) L2 Support Team
- I took on the responsibility of overseeing and managing support activities
- Our team's primary focus was on providing comprehensive support for the entire platform, as well as all solutions developed and implemented on the Enterprise Data Platform (EDP)
- This involved a wide range of tasks, from troubleshooting issues and resolving technical challenges to ensuring the continued functionality and performance of the platform and associated solutions and ensure minimum business disruption in case of any incident.
Senior Analyst
TransUnion, formerly Neustar
Hyderabad, TG
11.2021 - 10.2023
- Our team was responsible for data integration, quality assurance, and analysis processes for 60+ clients across the United States
- Primarily used SQL, Python, PySpark, and advanced Excel analysis techniques, for day-to-day responsibilities
- Co-led 6 major client accounts, taking full ownership of projects from data onboarding to delivering actionable insights for informed decision-making
- Jyoti Sahu - page 1 - Collaborated with clients to acquire business logic
- And worked closely with the data modeling team to facilitate data transformation
- Utilized Zeppelin notebook and PySpark for data cleaning, transformation, and data visualization
- Got promoted to Senior Analyst in FY 2022 and was awarded the Best Quarterly Performer for Q2
Data Scientist/Analyst
11.2020 - 11.2021
- Built a model to predict member satisfaction in the mortgage funding process
- Transformed timestamps and processed text comments
- Used Logistic Regression, Decision Tree, and Random
- Forest to predict low ratings
- Evaluated with ROC-AUC and precision-recall curves
- Developed a model to predict the probability of members making an auto claim in the next billing cycle
- Handled missing data and outliers
- Employed ensemble models (GBM and XGBoost) and evaluated using the Gini score
- This supports fair pricing and retention strategies.
Python Developer
Tata Consultancy Services
11.2018 - 11.2021
- Developed the "ctm_api" module as an interface for Control-M API interactions
- This module leverages the requests library to perform GET and POST requests, facilitating integration with Control-
- M's various functions and operations
- Designed and implemented a PyODBC script with the primary purpose of monitoring data freshness in SOURCE/HOST tables
- This script checks whether these tables have been refreshed within the last 24 hours, allowing for the early detection of new or updated data inflow
- This proactive approach provides timely alerts to the DB Team, minimizing the need for historical data reruns
Informatica ETL Developer
09.2018 - 03.2019
- I have a proven track record of designing, developing, and maintaining over 200 mappings in Informatica
- This encompasses managing configuration, parameter, and environment files within a UNIX environment
- I have successfully automated ETL cycles, optimizing data processing and operational efficiency
- With a dedicated focus on production data, I prioritize data integrity and uphold stringent data quality standards
- I take complete ownership of ETL cycles, ensuring seamless execution and rapid issue resolution
- My expertise extends to utilizing the Control-
- M automation tool for scheduling and managing ETL workflows, ensuring timely data integration and delivery
- Jyoti Sahu - page 2
Education
Bachelor of Technology - Chemical Engineering
Indira Gandhi Institute of Technology (IGIT)
01.2014 - 04.2018
Licenses & Certifications Neural Networks and Deep Learning - DeepLearning.AI ZDDE34FPG5VL Convolutional Neural Networks - DeepLearning.AI MF8HJ3CG2GHE Sequence Models - DeepLearning.AI YMZ7UW - undefined
Certificate of Higher Education -
DAV public School Kalinga Area
Talcher, OR 03.1998 - 03.2013
Skills
Python
SQL
Data Science
Machine Learning
MS Excel
Azure Cloud
GCP
Timeline
Technical Lead
ITC Infotech
10.2023 - Current
Senior Analyst
TransUnion, formerly Neustar
11.2021 - 10.2023
Data Scientist/Analyst
11.2020 - 11.2021
Python Developer
Tata Consultancy Services
11.2018 - 11.2021
Informatica ETL Developer
09.2018 - 03.2019
Bachelor of Technology - Chemical Engineering
Indira Gandhi Institute of Technology (IGIT)
01.2014 - 04.2018
Certificate of Higher Education -
DAV public School Kalinga Area
03.1998 - 03.2013